/*
 * KeyDrv.h
 *
 *  Created on: Apr 13, 2015
 *      Author: mxw
 */

#ifndef KEYDRV_H_
#define KEYDRV_H_

void init_key();

void key1_down();
void key2_down();
void key3_down();
void key4_down();

#endif /* KEYDRV_H_ */
